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KEY.<br />
Bot playn power of his [the Pope's] dignite. 1416 AUDELAY<br />
Points 20 Cal the clarge to jour counsel, that bcryn Cnstis<br />
kay ISS LVNDESAY Monarcke 4820 1 hose spiritual keis<br />
quhillds Christ to Peter gaif. IS*" D*"S H.Sleidane's Comm.<br />
4i 7 Whether Priestes onlye have authoritye of the Keyes.<br />
}>rivt Counc. in Land. Gaz. No. 1670/1 The Intrinsick<br />
Spiritual Power of the Church, or Power of the Keys, as it<br />
was exerced by the Apostles. (11711 KEN Hymiwtheo<br />
Poet. Wks. 1721 III. 131 Jesus to you the ghostly Keys<br />
commits, And those you <strong>here</strong> absolve, in Heav'n acquits.<br />
1849 MACAULAY Hiit Eng. I. iv. 466 Lewis .. was in turn<br />
accused by the Pope of encroaching on the spiritual power<br />
of the keys.<br />
5. A place which from the strategic advantages<br />
of its position gives its possessor control over the<br />
passage<br />
into or from a certain district, territory,<br />
inland sea, etc.<br />
c 1440 CAPGRAVE Life St. Kath. I. 71 Therfor bis kyng<br />
ryght as for a keye Of all hys kyngdame set hys town her.<br />
a 1548 HALL Chron., Hen. VI 153 Which towne was the<br />
kay and passage over the ryver of Soame, from Fraunce to<br />
Normandy, a 1600 MONTGOMERIE Misc. Poems xlviii. 115<br />
For these tua Castells ar the only kees Of all Turkic,<br />
and do divide the sees. 1684 Land. Gaz. No. 1954/3 A very<br />
Important place, which is the Key of Sclavonia. 1733<br />
BERKELEY Querist 266 Whether the sea-ports of Galway,<br />
Limerick, Cork, and Waterford are not to be looked on as<br />
keys of this kingdom ? 1838 THIRLWALL Greece 1 1. xv. 291<br />
He had now the key of Northern Greece in his hands. 1838<br />
Penny Cycl. XI. 214/2 (Gibraltar) Henry IV, king of<br />
Castile.. gave it the arms it still bears, viz. a castle with<br />
a<br />
key hanging to the gate, alluding to its being the key to<br />
the Mediterranean.<br />
trans/. 1869 HUXLEY in Sd. Ofin. 5 May 506/1 And yet<br />
this is the key of the whole position.<br />
6. That which serves to open up, disclose, or<br />
explain what is unknown, mysterious, or obscure ;<br />
a solution or explanation.<br />
c 897 K. ALFRED Gregory's Past. xv. 90 Baet word Saere<br />
Sreaunge is caez, foroaem hit oft onlycS & ReopenaS 3a scylde<br />
be se him self aer nyste se hie ourhteah. ciooo J"ELFRIC<br />
Gram. Pref. (Z ) 2 Staefcraeft is seo cae$ 8e Sana boca and jit<br />
unlicS. 1382 WYCLIF Luke xi. 52 Woo to }ou, wyse men of<br />
lawe, for ;e ban take awey the keye of kunnynge. c 1422<br />
HOCCLEVE Learn to Die 12 Thow of al science berst the<br />
keye. 1597 MONTGOMERIE Cherrie $Slae 411 EuerCurage<br />
keipis the keyis Of knowledge at his belt. 1643 FULLER<br />
Holy 4- Prof. St. in iv. 158 Get the Language (in part)<br />
without which Key thoushalt unlock little of moment. 1713<br />
ADDISON Spect No 435<br />
r 6, 1 have one general Key to the<br />
Behaviour of the Fair Sex. 1788 MAD. D ARBI.AY Diary<br />
31 July, 1 felt his meaning, though I had no key to it. 1883<br />
S. C. HALL Retrospect II. 305 It was the key to his success;<br />
he knew the value of time.<br />
b. spec. The alphabet or explanatory scheme<br />
for the interpretation of a cipher, an allegorical<br />
statement, or other composition of hidden or veiled<br />
the features of a<br />
meaning ; any scheme explaining<br />
picture, identifying the persons represented, etc.;<br />
an<br />
to<br />
outline or simplified map or chart, intended<br />
make a full map, etc., more intelligible a ;<br />
work containing solutions of mathematical or other<br />
; problems a translation of a book or exercise in a<br />
foreign language, to facilitate the work of learners.<br />
1605 Implied in key-cipher [see 16], 1675 Essex Pupers<br />
(Camden) I. 290 'Tis most of it in cypher, w cl1<br />
y 8 Key will<br />
unfolde. 1711 ADDISON Spect. No. 37 P 2 The New Ata.<br />
lantis, with a Key to it. 1753 Scots Mag. Apr. 208/2 A<br />
burlesque upon some late, .transactions; but seems to want<br />
a key. 1800 DK. WELLINGTON Let. to Lieut. Col. Close in<br />
Gurw. Desf>. (1837) I. 151, I beg also that you will send me<br />
a key of the cipher. 1816 SVD. SMITH Wks. (1867) II. 102<br />
Some of the best Greek and Roman classics should be immediately<br />
published, with keys. 1827 HARE Guesses Ser. ii.<br />
(1873) 296 Poetry is the key to the hieroglyphics of nature.<br />
1870 A. R. HOPE My Schoolboy Fr. (1875) 52 W<strong>here</strong> the<br />
master used a Key to Henry's Exercises.<br />
7. Mus. t a. [after Gnido Aretino's use of davis.]<br />
The lowest note or tone of a scale or sequence of<br />
notes ; the key-note. Obs. Hence, b. A scheme<br />
or system of notes or tones definitely related to<br />
each other, according to (or in) which a piece of<br />
music is written; such scheme being based upon<br />
and named after some particular note (the keynote),<br />
as the key of C. Hence, c. The sum of<br />
melodic and harmonic relations existing between<br />
the tones of such a system ; tonality.<br />
MAJOR,_MINOR, NATURAL (etc.) key: see these words.<br />
(T<strong>here</strong> is app. some relationship between this sense and it,<br />
but its precise nature is not clear j its<br />
origin prob. lies outside<br />
Eng., in the use, in mediaeval music, of L. clavis (whence,<br />
1590 SHAKS. Mids. If. in. ii. 206 Both warbling of one<br />
song ; both in one key. 1597 MORLF.Y Introd. Mus 4 4 Now<br />
I praie you shew me all the seuerall Keyes w<strong>here</strong>in you may<br />
begin your sixe Notes [i. e. hexachords). 1609 DOULAND<br />
Ornith. Microl. 7 A Key is the opening of a Song, because<br />
like as a Key opens a dore, so doth it the Song. 1674 PLAY-<br />
FORD Skill Mns. i. xi. 57 To shew in what Key the Song was<br />
set, and how each Musical Key had relation one to another.<br />
1694 W. HOLDF.R Hmnmaitjyi) 119 Draw a second Scale<br />
. . but let the Key, or First Note be D Sol re. 1731 KELLER<br />
Knits /or Thorna-Bass in Holder Harmony 192 The extream<br />
Sharp in a sharp Ii. e. major] Key, is the half Note<br />
(i. e semitone) below the Key. 1787 WIJLCOTT (P. Pindar)<br />
Ode upon Ode Wks. i8u I. 421 To hear her pompously demand<br />
the Key Of every piece Musicians play. 1826 B NESS<br />
682<br />
BUNSF.N in Hare Life I. vii. 268, I have often practised<br />
writing out parts in the different keys. 1898 STAINER Diet.<br />
Afus. Terms 253/2 The key of C requires no flats or sharps<br />
for this purpose, hence it is called the normal key.<br />
8. transf. and a.<br />
fig. tramf. (High or low)<br />
tone (of the voice) ; pitch.<br />
1599 B. JONSON Cvnthids Rev. iv. i. Wks. (Rtldg.) 84/1<br />
T<strong>here</strong>'s one speaks in a key, like the opening of some Justice's<br />
gate, or a postboy's horn. 16*3 MASSINGER Dk. Milan<br />
ii. i. Plays (1868) 74/1 I'll speak to her, And in a high key<br />
too. 1700 BERKELEY Th. Vision 46 Men speak in a high<br />
or a low key. 1748 J. MASON Elocut. 10 Carefully to preserve<br />
the Key (that is, the Command) of your Voice.<br />
1877<br />
BLACK Green Past. xxxv. (1878) 282 Loudly discoursing m<br />
a high shrill and plaintive key of his troubles.<br />
(<br />
b. Jig. Intensity or force, pitch '<br />
(of feeling or<br />
action) tone or ;<br />
style (of thought or expression) ;<br />
sometimes, prevailing tone or idea, *<br />
key-note *.<br />
1594 NASHE Un/ort. Trav. 36 As for my cariage, he knew<br />
hee was to tuene it at a key, either high or low, as he list.<br />
1599 DANIEL MusefiA.Wks. (1601) Bv, His passions set to such<br />
a pleasing kay. 1621 QUARLES Div. Poems, st&tr(inj) 131<br />
Let peace and love exalt your Key of mirth. 1646 EVANCE<br />
Noble Ord. 16 Which is the right Key of obedience. 1770<br />
LANGHORNE Plutarch (1879) II. 904/2 The key of politics,<br />
which he first touched, he kept to without variation. 1816<br />
KEATINGE Trav, (1817) L 234 He returned in a high key of<br />
spirits in consequence of the reception he was favoured with.<br />
1875 STUBBS Const. Hist. I. xiv. 129 The writs to the barons<br />
. .are shorter but in the same key.<br />
C. Tone or relative intensity (of colour).<br />
1851 H. WILSON Compos. Light $ Shade 65 Pictures,<br />
'<br />
painted in a light key , possess many advantages. 1876<br />
RUSKIN Arrows of Chace (1880) I. 174 Their harmonies of<br />
amber-colour and purple are full of exquisite beauty in their<br />
chosen key.<br />
III. Applied to various mechanical devices, in<br />
function or form suggesting the key of a lock.<br />
9. A piece of wood or metal which is inserted<br />
between other pieces; usually, a pin, bolt or wedge<br />
fitting into a hole or space contrived for it so as to<br />
lock various parts together ; a cotter.<br />
Also, in special senses : (a) A piece of timber framed between<br />
floor-joists by mortice and tenon, (b) Apiece of wood<br />
let into the back of a board or set of boards, across the grain,<br />
to prevent warping, (c) In stone-work : the piece or wedge<br />
of iron used to secure a dovetail in a hole, or driven between<br />
two * feathers '<br />
to split a stone (see quots. 1793). (d) In book-<br />
a metal U-shaped instrument by which each band<br />
binding :<br />
is secured in the sewing-press.<br />
[1408-19 Ace. Roll in Raine BriefAce. Durh. Cath. (1833)<br />
88, ^d. each for 280 '<br />
keys ', or bosses for the crossings of the<br />
beams.] c 1440 Promp. Parv. 269/2 Key, or knyttynge of<br />
ij. wallys, or trees yn an . vnstabylle grownde, . loramentum.<br />
1497 Naval Ace. Hen. l^//(iBg6) 84 Boltes forlokkes kayes<br />
lynces and a taile pynne for the said Curtowe. 1533 FITZHERB.<br />
Husb. 5 The bod ye of the . . wayne the crosse somer, the keys<br />
and pikstaues. 1603-4 in Swayne Sarum Church-tv. Ace.<br />
(1896) 152 Boltes and kayes for the belle*;. 1660 BOYLE New<br />
Exp. Phys. Mech. ii. 37 The brass Key (formerly described<br />
as a stopple in the brass Cover). 1730 A. GORDON Maffeis<br />
Amphitk. 213 The Stones, .are pieced together, .with Keys<br />
of Iron or Stones left projecting out in what was already<br />
built, the better to join them. Ibid. 215 Keys or Cramps of<br />
Metal. 1787 WINTER Syst. H-usb. 312 Take out the pins or<br />
keys which fasten the iron work of the brass collars. 1793<br />
SMEATON Edystone L. 51 The iron stanchions .. were not<br />
fixed into the rock in the method of Key and Dovetail . . but<br />
were fixed in with club ends. Ibid. 147 A method sometimes<br />
used, .for the division of hard stones, called the Key<br />
and Feather.. The Key is a long tapering wedge.. The<br />
Feathers are pieces of iron, also of a wedge-like shape. 1838<br />
SIMMS Pub. Wks. Gt. Brit. 15 Two wrought iron keys for<br />
fixing the rail in the chair. 1857-62 NICHOLSON Diet. Archil.<br />
II, 86 When a key is passed through .. two or more thicknesses<br />
of metal or other material . . it is customary to clasp<br />
them together by gibbs, previous to inserting the key. 1891<br />
D. A. Low Machine Draw. 22 Keys are wedges, generally<br />
rectangular in section, but sometimes circular ; they are made<br />
of wrought iron or steel, and are used for securing wheels,<br />
pulleys, cranks, &c., to shafts.<br />
F In the following passages L. cldvus tiller, rudder, is confused<br />
with clavis key.<br />
c 1374 CHAUCER Boeth. in. pr. xii. 81 (Camb. MS.) He is<br />
as a keye [L. clauus] and a stiere by which bat the edifice<br />
of this world is I-kept stable. 1423 JAS. I Kingis Q. c,<br />
O anker and keye of oure gude auenture.<br />
10. That which completes or holds together the<br />
of an arch,<br />
parts of any fabric ; esp. the key-stone<br />
which by its position and wedged form locks the<br />
other stones and holds together the structure.<br />
Also (a) the last board laid in a floor (Nicholson Did,<br />
Archit. 1857-62); (b) the bent bar of iron which in wellboring<br />
supports the train of rods (Knight/?/V/. Meek. 1875).<br />
1523 FITZHERB. Husb. 3 The sharebeame, the whiche is<br />
the keye and the chiefe bande of all the plough. 1624<br />
WOTTON Archit. in Reliq. (1651) 290 If the great Doore be<br />
Arched with some brave Head, cut In fine Stone or Marble<br />
for the Key of the Arch. 1703 MOXON Mech. Exerc. 273<br />
The under side of the Arch at the Key to rise in height<br />
18 Inches from the level of the place, whence you begin to<br />
spring the Arch. 1723 CHAMBERS tr. Le Clerks Treat.<br />
Archit. I. 52 Keys .. ought to be . . a real support, and not<br />
stand for mere Ornaments as they frequently do. 1892<br />
Daily News 22 Nov. 3/1 The hole will be lined all the way<br />
round with an iron plate two inches thick. This will be laid<br />
'<br />
all round in 14 segments, and a key '<br />
at the top.<br />
fb. fig. The leading person or mainstay of<br />
a society, etc. ; one of the best dogs in a pack ;<br />
a cardinal point or principle. Obs.<br />
1559 Mirr. Mag.i Dk. Clarence xviii, W<strong>here</strong> decayed the<br />
kayes of chiuairie. 1578 T. N. tr. Cong. W. India 319 The<br />
key of all these wars consisted in this victory, c 1620 A.<br />
HUME Brit. Tongue vii. 18 That general, quhilk I called the<br />
keie of , . orthographic that is the congruence of the symbol<br />
KEY.<br />
and sound symbolized. 1652 CULPECPER Eng. Physic. (1809)<br />
336 The one must keep his credit, and the other get money,<br />
and that is the key of the work. 1693 EVELYN De la Quint.<br />
Compl. Card. I. 103 Which.. are among our Fruits that<br />
in a Pack of Hounds are in<br />
which those called the Keys<br />
Hunting.<br />
c. That portion of a first coat of wall-plaster<br />
which passes between the laths and secures the<br />
rest; the hold which plaster has on a wall by<br />
means of roughnesses in the surface ; the roughness<br />
of a wall-surface which enables plaster to<br />
ad<strong>here</strong> to it; the roughing on the under-side of<br />
a veneer, giving the glue a better hold.<br />
1825 I. NICHOLSON Oferat. Mechanic 612 The plaster is<br />
crossed all over with the end of a lath, to give it a tie or key<br />
to the coat which is afterwards to be laid upon it. 1842-76<br />
GWILT Archil, (ed. 7) 1899 A better key is obtained upon<br />
the bricks and mortar. 1888 C. F. MITCHELL B-uild. Constr.<br />
L viL (1889) 104 Tredgold recommends the arrises of wide<br />
timbers to be taken off, so as not to interrupt the key for<br />
plaster.<br />
11. In the organ, pianoforte, and other ('key-<br />
board') instruments : Each of the levers, or more<br />
usually only the exposed front end of each of<br />
these, which are pressed down by the fingers in<br />
playing, and actuate the internal mechanism so as<br />
to produce the various notes.<br />
[This sense appears to be confined to Eng. It is app.<br />
related in origin to 7 : see the note t<strong>here</strong>.]<br />
c 1500 Frcrv. in Anliq. Rep. (1809) IV. 407 He must<br />
handill the keyes all lyke. 1513 in Kerry Hist. St. Lawr. t<br />
Reading (1883) 60 Payd for y6 lokks to the same organs, one<br />
for the stopps and the ober for the keyes. 1626 BACON Sylva<br />
158 In Clericalls, the Keyes are lined. 1632 QUARLES<br />
Dot, Fancies i The unseen Bellows, nor the hand that plays<br />
Upon th' apparant note-dividing Kayes. 1664 PEPYS Diary<br />
Arched Viall . . played<br />
5 Oct., The new instrument . . the<br />
on with kees like an organ. 1785 MAD. D'ARBLAY Diary<br />
16 Dec., 'Are you sure you never play? never touch the<br />
'<br />
keys at all ? 1876 F. E. TROLLOPE Charming Fellovj II. L 4<br />
[She] began to run her fingers over the keys of the piano.<br />
1896 HIPKINS Pianoforte 28 The lower keys<br />
are called the<br />
naturals and, w<strong>here</strong> seen, are covered with ivory ; the visible<br />
ends of the shorter upper keys, called sharps, are raised to<br />
the height required by blocks of ebony glued upon them,<br />
b. In some wind instruments, as the flute, oboe,<br />
etc. : Each of the small metal<br />
clarinet, concertina,<br />
levers, actuated by the fingers, which cover or<br />
uncover the holes so as to modify the length of the<br />
vibrating column of air and thus produce the<br />
various notes.<br />
i76sCROKER, etc. Diet. Arts, etc. s. v. Flute, Stopped and<br />
opened the little<br />
by_ finger's pressing on a brass, or sometimes,<br />
a silver key, like those in hautboys, bassoons, &c.<br />
1829 Specif. Patent 5803 Finger keys have also been added<br />
to such instruments [as the concertina]. 1831 lllustr. Catal.<br />
Gt. Exhib. 1105 D flute of ebony, with keys.. Clarionets in<br />
B and D, in German silver, with all the keys.<br />
fc. Each of the vibrating steel tongues of a<br />
musical box. Obs.<br />
1823 J. BADCOCK Dom. Aitiusem. 67 Long bits of steel<br />
called the keys of the instrument.<br />
12. Hence a. In telegraphy, A mechanical device<br />
for breaking and closing an electric circuit, b.<br />
In a type-writer or similar instrument, each of<br />
a set of levers pressed by the fingers in the same<br />
manner as the keys of a pianoforte or organ.<br />
1837 Specif. Patent No. 7390, 4 Giving signals . . . . by<br />
pressure of his . . fingers upon suitable buttons or finger keys.<br />
1846 Penny Cycl. ist Suppl. II. 616/1 In M. Alexander's<br />
instrument, a set of keys resembling those of a pianoforte,<br />
and corresponding to the number of needles, were arranged<br />
on a frame or table. 1867 SABINE Electric Telegraph 41<br />
The transmitting key used by Morse in his later . .<br />
apparatus<br />
consisted of a lever. 1876 PREECE & SIVEWRIGHT Telegraphy<br />
58 To send dots and dashes by this key it is only necessary<br />
to tap or move it as one would the key of a piano.<br />
13. An instrument for grasping a square or polygonal-headed<br />
screw, peg, or nut, and turning it by<br />
lever action ; esp. (a)<br />
for winding a clock, watch,<br />
or clock-work machine ; (b) for turning the wrest-<br />
pins of stringed instruments ; a tuning-hammer ;<br />
(c) for turning a valve or stop-cock; (d) for turning<br />
a nut a ; screw-wrench or spanner.<br />
The reference in quot. 1610 is somewhat uncertain. In<br />
quot. 1659 applied to the plug of a cock or tap.<br />
1610 SHAKS. Temp. i. ii. 83 Thy false vncle . . hauing both<br />
the key, Of Officer, and office, set all hearts i'th state To<br />
what tune pleas 'd his eare. 1659 LEAK Waterwks. 14 The<br />
Cock D ; whose barrel is . . pierced to the end that the key C<br />
turning either one way or the other,, .the Water, .may run<br />
when the hole of the key C shall agree with one or the other<br />
of them. '<br />
1729 SWIFT Direct. Servants Wks. (1879) 559/2<br />
Hide the key of the jack. 1755 JOHNSON Diet., Key. . 3. An<br />
instrument by which something is screwed or turned. 1783<br />
Phil. Trans. LXXIII 443 Those stop. cocks must be turned<br />
by meansofakey adapted to their square tops. 1828 WEBSTER<br />
s.v., The key of a watch or other chronometer. 1851 I/lustr.<br />
CataL Gt. Exhib. 1147 Ordinary tuning-keys are generally<br />
formed in one piece of hard iron. 1884 F. BRITTEN Watch<br />
J.<br />
ij- Clockm. 131 Capable of being wound without a key.<br />
b. An instrument for extracting teeth, consisting<br />
of a firm handle, with a claw, beak, or hook at<br />
right angles to it, and moving upon a pivot.<br />
1854-67 C. A. HARRIS Diet. Med. Terminal. 377/2 Since<br />
the time of Garengeot, the key has undergone a number of<br />
. . improvements almost every dentist has felt the necessity<br />
of modifying the instrument. 1856 DRUITT Surgeon's I'ade<br />
M. 450 The key is.. often employed for the extraction of<br />
the bicuspides and molars.